Internet, as well as telephones, ____ an important part in daily communication. 
A．is playingB．have playedC．a(chǎn)re playingD．play
A
考查主謂一致。as well as連接并列主語時，謂語動詞與前邊人稱保持一致�！半娫捯约熬W(wǎng)絡在日常生活中起著終于重要作用。”
練習冊系列答案
相關習題

科目：高中英語 來源：不詳 題型：單選題

We are glad to hear that the Greens_________to a new flat next week.
A．movedB．movedC．will moveD．have moved

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

--- Tommy is planning to buy a car.
--- I know. By next month, he      enough for a used one.
A．savesB．savedC．will saveD．will have saved

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

—Could I use your dictionary?
—Sorry, it __________.
A．is usingB．was usingC．was usedD．is being used

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

They _____ friends since they met in Shanghai.
A．have madeB．have becomeC．have beenD．have turned

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

— That’s the third time he’s won the award in this field.
— Yes. He ______ his maximum potential in the past decade.
A．exploredB．is exploringC．has been exploringD．has explored

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

Great as Newton was, many of his ideas _______ today and are being modified by the work of scientists of our time.
A．a(chǎn)re to challenge B．may be challenged
C．have been challenged D．a(chǎn)re challenging

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

The new type of computer ________ better if it is advertised on TV.
A．will sellB．sellsC．would sellD．will be sold

查看答案和解析>>

科目：高中英語 來源：不詳 題型：單選題

This machine __________ It has worked for years.
A．didn’t work
B．wasn’t working
C．doesn’t work
D．isn’t working

查看答案和解析>>

同步練習冊答案